Legend of Automatic Air Conditioning (AAC) wiring diagram

PE83.40-P-2000-60EA

Legend of Automatic Air Conditioning (AAC) wiring diagram

MODEL 210 as of 1.6.99 with CODE (581a) Automatic air conditioning

Code

Designation

Coordinate

A1

Instrument cluster

21L

A6

STH or HB heater unit

4L

A9

AC compressor

28L

A9x1

AC compressor connector

28J

A32

Heating systems recirculation unit

18L

A32m1

Blower motor

16L

A32m2

Activated charcoal filter flap adjustment motor

19L

A32n1

Blower regulator

18L

B10/1

Heater core temperature sensor

42L

B10/4

In-car air temperature sensor

40L

B10/4b1

Temperature sensor

40L

B10/4m1

Aspirator blower

39L

B10/4x1

In-car temperature sensor connector

39G

B10/6

Evaporator temperature sensor

43L

B10/6x1

Evaporator temperature sensor connector

43G

B12

Refrigerant pressure sensor

30L

B12/1

Refrigerant temperature sensor

35L

B31

Emissions sensor

33L

B32

Sun sensor

45L

F1

Fuse and relay box

2L
51L
54L
68L

F1f4

Fuse 4

2K

F1f7

Fuse 7

1K

F1f20

Maxi fuse 20

51K
54K
67K

K40/2

Driver-side fuse and relay module

5L
24G
46G
56L

M4

Auxiliary fan

66L

M4x1

Auxiliary fan connector

66J

M4/3

Electric suction-type fan (engine / AAC )

50L
53L

M4/3x1

Engine/AC electric suction fan connector

49J
52J

M13

Coolant circulation pump

26L

N3/9

CDI control module

48L

N3/10

ME-SFI [ME] control module

58L
60L
62L

N10/1

Driver-side signal acquisition and actuation module (SAM)

7L
38L
56L
65L

N22

AAC pushbutton control module

4A
12A
20A
28A
36A
43A

N22s1

Rear window defroster switch

5A

N73

EIS [EZS] control module

9L

N76

Engine and air conditioning electric suction fan control module

49A
54A
66A

U12

Valid for left-hand steering

34J
55D

U13

Valid for right hand drive

34J
55D

U150

Valid for engine 112

52A
62G

U151

Valid for engine 113

64A

U198

Valid for engine 611

46A

U199

Valid for engine 612

46A

U539

Valid for engine 111 ME-SFI

52A
60G

U579

Valid for stationary heater (STH)

3A

U648

Valid for engine 613

64A

W1

Main ground (behind instrument cluster)

5G
9G
18G
22G
40E

W16/3

Ground (output ground-left wheel housing)

49E
54E
65E

W16/5

Electronics ground (left of component compartment)

33G

W16/6

Electronics ground (right of component compartment)

34G

X4

Terminal block (circuit 30, left footwell)

10E

X11/4

Data link connector

27L

X18

Cockpit wiring harness and FFS [RBA] connector

3G

X25/7

Engine compartment/FFS [RBA] connector

62J

X63/6

CAN databus/15u connector

13G

Y11

Valve block (14 connections)

22L

Y21

Duovalve

25L

Y21y1

Left-side water valve

24L

Y21y2

Right-side water valve

25L

Z3/11

Circuit 15 connector sleeve (feed from fuse F1f7)

1G
32E

Z6/16

Ground connector sleeve (AAC [KLA]temperature sensors)

28E
42E

Z7/1

Circuit 30 connector sleeve (cockpit)

2G

Z7/30

Circuit 30 unfused connector sleeve

9G
16G

Z7/32

Circuit 30 connector sleeve (switched through control module)

17G
24E
39E

Z37/2

CAN engine bus (low) connector sleeve

13J

Z37/3

CAN engine bus (high) connector sleeve

14J

Z37/13

CAN engine bus (low) connector sleeve

12G

Z37/14

CAN engine bus (high) connector sleeve

11G